package com.atguigu.lease.web.admin.config;


import org.springframework.boot.web.servlet.FilterRegistrationBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import org.springframework.web.filter.CorsFilter;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;


/**
 * @author lijintao
 * @version V1.0
 * @since 2021/3/2
 **/
@Configuration
@EnableWebMvc
public class WebMvcConfig implements WebMvcConfigurer {

	@Bean
	public FilterRegistrationBean corsFilter() {
		UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
		CorsConfiguration config = new CorsConfiguration();
		config.setAllowCredentials(true);
        //*表示允许所有
		config.addAllowedOriginPattern("*");
		config.addAllowedHeader("*");
		config.addAllowedMethod("*");
        //允许前端访问响应携带的header
		config.addExposedHeader("*");
        // CORS 配置对所有接口都有效
		source.registerCorsConfiguration("/**", config);
		FilterRegistrationBean bean = new FilterRegistrationBean(new CorsFilter(source));
		bean.setOrder(0);
		return bean;
	}

}
